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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
09/29/1987
Application #:
06839564
Filing Dt:
03/14/1986
Inventor:
HARRY M. O'SULLIVAN
Title:
CELLULAR TELEPHONE DATA COMMUNICATION SYSTEM AND METHOD
Assignment: 1
Reel/Frame:
004535/0905Recorded: 04/18/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/01/1986
Assignee:
2710 STEMMONS FREEWAY
SUITE 800 NORTH TOWER
DALLAS, TEXAS 75207
Correspondent:
CHARLES M. LEEDOM, JR.
SIXBEY, FRIEDMAN & LEEDOM
7653 LEESBURG PIKE
FALLS CHURCH, VA 22043
Assignment: 2
Reel/Frame:
005864/0528Recorded: 08/08/1991Pages: 7
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/29/1987
Assignee:
A CORP. OF DE
DELAWARE
Correspondent:
SIXBEY FRIEDMAN LEEDOM & FERGUSON, P.C.
2010 CORPORATE RIDGE, SUITE 600
MCLEAN, VA 22102
Assignment: 3
Reel/Frame:
005864/0522Recorded: 08/08/1991Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE ON 09/22/1987
Assignor:
Exec Dt:
09/19/1989
Assignee:
Correspondent:
CHARLES M. LEEDOM, JR.
SIXBEY, FRIEDMAN, LEEDOM & FERGUSON, P.C
2010 CORPORATE RIDGE, STE. 600
MCLEAN, VA. 22102

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